package lab02.Test11;

public class Rectangle implements Printx {
    double a,b;
Rectangle(double a,double b){
    this.a=a;
    this.b=b;
}
public double getArea(){
    return a*b;
}
public double getPerimeter(){
    return 2*(a+b);
}
    @Override
    public void printMyWay() {
        System.out.println("矩形的长a="+a+"宽b="+b);
        System.out.println("面积s="+getArea());
        System.out.println("周长l="+getPerimeter());
    }
}
